﻿#region License

//
// Author: Javier Lozano <javier@lozanotek.com>
// Copyright (c) 2009-2010, lozanotek, inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//   http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//

#endregion

namespace MvcTurbine.EmbeddedViews {
    using System.Web.Hosting;
    using Blades;
    using ComponentModel;

    public class EmbeddedViewBlade : Blade {
        public override void Spin(IRotorContext context) {
            IServiceLocator serviceLocator = GetServiceLocatorFromContext(context);
            IEmbeddedViewResolver resolver = GetEmbeddedViewResolver(serviceLocator);
            VirtualPathProvider virtualPathProvider = HostingEnvironment.VirtualPathProvider;

            EmbeddedViewTable table = resolver.GetEmbeddedViews();

            var embeddedProvider = new EmbeddedViewVirtualPathProvider(table);
            embeddedProvider.SetDefaultVirtualPathProvider(virtualPathProvider);

            HostingEnvironment.RegisterVirtualPathProvider(embeddedProvider);
        }

        protected virtual IEmbeddedViewResolver GetEmbeddedViewResolver(IServiceLocator serviceLocator) {
            try {
                return serviceLocator.Resolve<IEmbeddedViewResolver>();
            }
            catch {
                return new EmbeddedViewResolver();
            }
        }
    }
}